Gaspe, A. Messer, P, Young, P. <br/><br/>
Clay testing  the clay/non clay ratio measurement technique for ceramic 

 - UK  Intermediate technology  1994 
 - vi, 17p.;  ill,; 
<br/><br/><label>ISBN: </label>1853392669 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clay--industries--testing